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[SCSI] mpt2sas: Copyright change to 2009.
[deliverable/linux.git] / drivers / scsi / mpt2sas / mpt2sas_base.h
CommitLineData
635374e7
EM		 1/*
2 * This is the Fusion MPT base driver providing common API layer interface
3 * for access to MPT (Message Passing Technology) firmware.
4 *
5 * This code is based on drivers/scsi/mpt2sas/mpt2_base.h
19d3ebe3 6 * Copyright (C) 2007-2009 LSI Corporation
635374e7
EM		 7 * (mailto:DL-MPTFusionLinux@lsi.com)
8 *
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * as published by the Free Software Foundation; either version 2
12 * of the License, or (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * NO WARRANTY
20 * THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
21 * CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
22 * LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
23 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
24 * solely responsible for determining the appropriateness of using and
25 * distributing the Program and assumes all risks associated with its
26 * exercise of rights under this Agreement, including but not limited to
27 * the risks and costs of program errors, damage to or loss of data,
28 * programs or equipment, and unavailability or interruption of operations.
29
30 * DISCLAIMER OF LIABILITY
31 * NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY
32 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
33 * DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND
34 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
35 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
36 * USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED
37 * HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES
38
39 * You should have received a copy of the GNU General Public License
40 * along with this program; if not, write to the Free Software
41 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
42 * USA.
43 */
44
45#ifndef MPT2SAS_BASE_H_INCLUDED
46#define MPT2SAS_BASE_H_INCLUDED
47
48#include "mpi/mpi2_type.h"
49#include "mpi/mpi2.h"
50#include "mpi/mpi2_ioc.h"
51#include "mpi/mpi2_cnfg.h"
52#include "mpi/mpi2_init.h"
53#include "mpi/mpi2_raid.h"
54#include "mpi/mpi2_tool.h"
55#include "mpi/mpi2_sas.h"
56
57#include <scsi/scsi.h>
58#include <scsi/scsi_cmnd.h>
59#include <scsi/scsi_device.h>
60#include <scsi/scsi_host.h>
61#include <scsi/scsi_tcq.h>
62#include <scsi/scsi_transport_sas.h>
63#include <scsi/scsi_dbg.h>
3c621b3e 64#include <scsi/scsi_eh.h>
635374e7
EM		 65
66#include "mpt2sas_debug.h"
67
68/* driver versioning info */
69#define MPT2SAS_DRIVER_NAME "mpt2sas"
70#define MPT2SAS_AUTHOR "LSI Corporation <DL-MPTFusionLinux@lsi.com>"
71#define MPT2SAS_DESCRIPTION "LSI MPT Fusion SAS 2.0 Device Driver"
dc162b63 72#define MPT2SAS_DRIVER_VERSION "01.100.06.00"
2b69a8a2 73#define MPT2SAS_MAJOR_VERSION 01
635374e7 74#define MPT2SAS_MINOR_VERSION 100
dc162b63 75#define MPT2SAS_BUILD_VERSION 06
3b8b5c9b 76#define MPT2SAS_RELEASE_VERSION 00
635374e7
EM		 77
78/*
79 * Set MPT2SAS_SG_DEPTH value based on user input.
80 */
81#ifdef CONFIG_SCSI_MPT2SAS_MAX_SGE
82#if CONFIG_SCSI_MPT2SAS_MAX_SGE < 16
83#define MPT2SAS_SG_DEPTH 16
84#elif CONFIG_SCSI_MPT2SAS_MAX_SGE > 128
85#define MPT2SAS_SG_DEPTH 128
86#else
87#define MPT2SAS_SG_DEPTH CONFIG_SCSI_MPT2SAS_MAX_SGE
88#endif
89#else
90#define MPT2SAS_SG_DEPTH 128 /* MAX_HW_SEGMENTS */
91#endif
92
93
94/*
95 * Generic Defines
96 */
97#define MPT2SAS_SATA_QUEUE_DEPTH 32
98#define MPT2SAS_SAS_QUEUE_DEPTH 254
99#define MPT2SAS_RAID_QUEUE_DEPTH 128
100
101#define MPT_NAME_LENGTH 32 /* generic length of strings */
102#define MPT_STRING_LENGTH 64
103
104#define MPT_MAX_CALLBACKS 16
105
106#define CAN_SLEEP 1
107#define NO_SLEEP 0
108
109#define INTERNAL_CMDS_COUNT 10 /* reserved cmds */
110
111#define MPI2_HIM_MASK 0xFFFFFFFF /* mask every bit*/
112
113#define MPT2SAS_INVALID_DEVICE_HANDLE 0xFFFF
114
115
116/*
117 * reset phases
118 */
119#define MPT2_IOC_PRE_RESET 1 /* prior to host reset */
120#define MPT2_IOC_AFTER_RESET 2 /* just after host reset */
121#define MPT2_IOC_DONE_RESET 3 /* links re-initialized */
cd4e12e8 122#define MPT2_IOC_RUNNING 4 /* shost running */
635374e7
EM		 123
124/*
125 * logging format
126 */
127#define MPT2SAS_FMT "%s: "
128#define MPT2SAS_DEBUG_FMT KERN_DEBUG MPT2SAS_FMT
129#define MPT2SAS_INFO_FMT KERN_INFO MPT2SAS_FMT
130#define MPT2SAS_NOTE_FMT KERN_NOTICE MPT2SAS_FMT
131#define MPT2SAS_WARN_FMT KERN_WARNING MPT2SAS_FMT
132#define MPT2SAS_ERR_FMT KERN_ERR MPT2SAS_FMT
133
f0f9cc1f
EM		 134/*
135 * Dell HBA branding
136 */
137#define MPT2SAS_DELL_BRANDING_SIZE 32
138
139#define MPT2SAS_DELL_6GBPS_SAS_HBA_BRANDING "Dell 6Gbps SAS HBA"
140#define MPT2SAS_DELL_PERC_H200_ADAPTER_BRANDING "Dell PERC H200 Adapter"
141#define MPT2SAS_DELL_PERC_H200_INTEGRATED_BRANDING "Dell PERC H200 Integrated"
142#define MPT2SAS_DELL_PERC_H200_MODULAR_BRANDING "Dell PERC H200 Modular"
143#define MPT2SAS_DELL_PERC_H200_EMBEDDED_BRANDING "Dell PERC H200 Embedded"
144#define MPT2SAS_DELL_PERC_H200_BRANDING "Dell PERC H200"
145#define MPT2SAS_DELL_6GBPS_SAS_BRANDING "Dell 6Gbps SAS"
146
147/*
148 * Dell HBA SSDIDs
149 */
150#define MPT2SAS_DELL_6GBPS_SAS_HBA_SSDID 0x1F1C
151#define MPT2SAS_DELL_PERC_H200_ADAPTER_SSDID 0x1F1D
152#define MPT2SAS_DELL_PERC_H200_INTEGRATED_SSDID 0x1F1E
153#define MPT2SAS_DELL_PERC_H200_MODULAR_SSDID 0x1F1F
154#define MPT2SAS_DELL_PERC_H200_EMBEDDED_SSDID 0x1F20
155#define MPT2SAS_DELL_PERC_H200_SSDID 0x1F21
156#define MPT2SAS_DELL_6GBPS_SAS_SSDID 0x1F22
157
635374e7
EM		 158/*
159 * per target private data
160 */
161#define MPT_TARGET_FLAGS_RAID_COMPONENT 0x01
162#define MPT_TARGET_FLAGS_VOLUME 0x02
163#define MPT_TARGET_FLAGS_DELETED 0x04
164
165/**
166 * struct MPT2SAS_TARGET - starget private hostdata
167 * @starget: starget object
168 * @sas_address: target sas address
169 * @handle: device handle
170 * @num_luns: number luns
171 * @flags: MPT_TARGET_FLAGS_XXX flags
172 * @deleted: target flaged for deletion
173 * @tm_busy: target is busy with TM request.
174 */
175struct MPT2SAS_TARGET {
176 struct scsi_target *starget;
177 u64 sas_address;
178 u16 handle;
179 int num_luns;
180 u32 flags;
181 u8 deleted;
182 u8 tm_busy;
183};
184
185/*
186 * per device private data
187 */
188#define MPT_DEVICE_FLAGS_INIT 0x01
189#define MPT_DEVICE_TLR_ON 0x02
190
191/**
192 * struct MPT2SAS_DEVICE - sdev private hostdata
193 * @sas_target: starget private hostdata
194 * @lun: lun number
195 * @flags: MPT_DEVICE_XXX flags
196 * @configured_lun: lun is configured
197 * @block: device is in SDEV_BLOCK state
198 * @tlr_snoop_check: flag used in determining whether to disable TLR
199 */
ed79f128
KD		 200
201/* OEM Identifiers */
202#define MFG10_OEM_ID_INVALID (0x00000000)
203#define MFG10_OEM_ID_DELL (0x00000001)
204#define MFG10_OEM_ID_FSC (0x00000002)
205#define MFG10_OEM_ID_SUN (0x00000003)
206#define MFG10_OEM_ID_IBM (0x00000004)
207
208/* GENERIC Flags 0*/
209#define MFG10_GF0_OCE_DISABLED (0x00000001)
210#define MFG10_GF0_R1E_DRIVE_COUNT (0x00000002)
211#define MFG10_GF0_R10_DISPLAY (0x00000004)
212#define MFG10_GF0_SSD_DATA_SCRUB_DISABLE (0x00000008)
213#define MFG10_GF0_SINGLE_DRIVE_R0 (0x00000010)
214
215/* OEM Specific Flags will come from OEM specific header files */
216typedef struct _MPI2_CONFIG_PAGE_MAN_10 {
217 MPI2_CONFIG_PAGE_HEADER Header; /* 00h */
218 U8 OEMIdentifier; /* 04h */
219 U8 Reserved1; /* 05h */
220 U16 Reserved2; /* 08h */
221 U32 Reserved3; /* 0Ch */
222 U32 GenericFlags0; /* 10h */
223 U32 GenericFlags1; /* 14h */
224 U32 Reserved4; /* 18h */
225 U32 OEMSpecificFlags0; /* 1Ch */
226 U32 OEMSpecificFlags1; /* 20h */
227 U32 Reserved5[18]; /* 24h-60h*/
228} MPI2_CONFIG_PAGE_MAN_10,
229 MPI2_POINTER PTR_MPI2_CONFIG_PAGE_MAN_10,
230 Mpi2ManufacturingPage10_t, MPI2_POINTER pMpi2ManufacturingPage10_t;
231
635374e7
EM		 232struct MPT2SAS_DEVICE {
233 struct MPT2SAS_TARGET *sas_target;
234 unsigned int lun;
235 u32 flags;
236 u8 configured_lun;
237 u8 block;
238 u8 tlr_snoop_check;
239};
240
241#define MPT2_CMD_NOT_USED 0x8000 /* free */
242#define MPT2_CMD_COMPLETE 0x0001 /* completed */
243#define MPT2_CMD_PENDING 0x0002 /* pending */
244#define MPT2_CMD_REPLY_VALID 0x0004 /* reply is valid */
245#define MPT2_CMD_RESET 0x0008 /* host reset dropped the command */
246
247/**
248 * struct _internal_cmd - internal commands struct
249 * @mutex: mutex
250 * @done: completion
251 * @reply: reply message pointer
252 * @status: MPT2_CMD_XXX status
253 * @smid: system message id
254 */
255struct _internal_cmd {
256 struct mutex mutex;
257 struct completion done;
258 void *reply;
259 u16 status;
260 u16 smid;
261};
262
263/*
264 * SAS Topology Structures
265 */
266
267/**
268 * struct _sas_device - attached device information
269 * @list: sas device list
270 * @starget: starget object
271 * @sas_address: device sas address
272 * @device_name: retrieved from the SAS IDENTIFY frame.
273 * @handle: device handle
274 * @parent_handle: handle to parent device
275 * @enclosure_handle: enclosure handle
276 * @enclosure_logical_id: enclosure logical identifier
277 * @volume_handle: volume handle (valid when hidden raid member)
278 * @volume_wwid: volume unique identifier
279 * @device_info: bitfield provides detailed info about the device
280 * @id: target id
281 * @channel: target channel
282 * @slot: number number
283 * @hidden_raid_component: set to 1 when this is a raid member
284 * @responding: used in _scsih_sas_device_mark_responding
285 */
286struct _sas_device {
287 struct list_head list;
288 struct scsi_target *starget;
289 u64 sas_address;
290 u64 device_name;
291 u16 handle;
292 u16 parent_handle;
293 u16 enclosure_handle;
294 u64 enclosure_logical_id;
295 u16 volume_handle;
296 u64 volume_wwid;
297 u32 device_info;
298 int id;
299 int channel;
300 u16 slot;
301 u8 hidden_raid_component;
302 u8 responding;
303};
304
305/**
306 * struct _raid_device - raid volume link list
307 * @list: sas device list
308 * @starget: starget object
309 * @sdev: scsi device struct (volumes are single lun)
310 * @wwid: unique identifier for the volume
311 * @handle: device handle
312 * @id: target id
313 * @channel: target channel
314 * @volume_type: the raid level
315 * @device_info: bitfield provides detailed info about the hidden components
316 * @num_pds: number of hidden raid components
317 * @responding: used in _scsih_raid_device_mark_responding
318 */
319struct _raid_device {
320 struct list_head list;
321 struct scsi_target *starget;
322 struct scsi_device *sdev;
323 u64 wwid;
324 u16 handle;
325 int id;
326 int channel;
327 u8 volume_type;
328 u32 device_info;
329 u8 num_pds;
330 u8 responding;
331};
332
333/**
334 * struct _boot_device - boot device info
335 * @is_raid: flag to indicate whether this is volume
336 * @device: holds pointer for either struct _sas_device or
337 * struct _raid_device
338 */
339struct _boot_device {
340 u8 is_raid;
341 void *device;
342};
343
344/**
345 * struct _sas_port - wide/narrow sas port information
346 * @port_list: list of ports belonging to expander
347 * @handle: device handle for this port
348 * @sas_address: sas address of this port
349 * @num_phys: number of phys belonging to this port
350 * @remote_identify: attached device identification
351 * @rphy: sas transport rphy object
352 * @port: sas transport wide/narrow port object
353 * @phy_list: _sas_phy list objects belonging to this port
354 */
355struct _sas_port {
356 struct list_head port_list;
357 u16 handle;
358 u64 sas_address;
359 u8 num_phys;
360 struct sas_identify remote_identify;
361 struct sas_rphy *rphy;
362 struct sas_port *port;
363 struct list_head phy_list;
364};
365
366/**
367 * struct _sas_phy - phy information
368 * @port_siblings: list of phys belonging to a port
369 * @identify: phy identification
370 * @remote_identify: attached device identification
371 * @phy: sas transport phy object
372 * @phy_id: unique phy id
373 * @handle: device handle for this phy
374 * @attached_handle: device handle for attached device
375 */
376struct _sas_phy {
377 struct list_head port_siblings;
378 struct sas_identify identify;
379 struct sas_identify remote_identify;
380 struct sas_phy *phy;
381 u8 phy_id;
382 u16 handle;
383 u16 attached_handle;
384};
385
386/**
387 * struct _sas_node - sas_host/expander information
388 * @list: list of expanders
389 * @parent_dev: parent device class
390 * @num_phys: number phys belonging to this sas_host/expander
391 * @sas_address: sas address of this sas_host/expander
392 * @handle: handle for this sas_host/expander
393 * @parent_handle: parent handle
394 * @enclosure_handle: handle for this a member of an enclosure
395 * @device_info: bitwise defining capabilities of this sas_host/expander
396 * @responding: used in _scsih_expander_device_mark_responding
397 * @phy: a list of phys that make up this sas_host/expander
398 * @sas_port_list: list of ports attached to this sas_host/expander
399 */
400struct _sas_node {
401 struct list_head list;
402 struct device *parent_dev;
403 u8 num_phys;
404 u64 sas_address;
405 u16 handle;
406 u16 parent_handle;
407 u16 enclosure_handle;
408 u64 enclosure_logical_id;
409 u8 responding;
410 struct _sas_phy *phy;
411 struct list_head sas_port_list;
412};
413
414/**
415 * enum reset_type - reset state
416 * @FORCE_BIG_HAMMER: issue diagnostic reset
417 * @SOFT_RESET: issue message_unit_reset, if fails to to big hammer
418 */
419enum reset_type {
420 FORCE_BIG_HAMMER,
421 SOFT_RESET,
422};
423
424/**
425 * struct request_tracker - firmware request tracker
426 * @smid: system message id
427 * @scmd: scsi request pointer
428 * @cb_idx: callback index
429 * @chain_list: list of chains associated to this IO
430 * @tracker_list: list of free request (ioc->free_list)
431 */
432struct request_tracker {
433 u16 smid;
434 struct scsi_cmnd *scmd;
435 u8 cb_idx;
436 struct list_head tracker_list;
437};
438
439typedef void (*MPT_ADD_SGE)(void *paddr, u32 flags_length, dma_addr_t dma_addr);
440
441/**
442 * struct MPT2SAS_ADAPTER - per adapter struct
443 * @list: ioc_list
444 * @shost: shost object
445 * @id: unique adapter id
446 * @pci_irq: irq number
447 * @name: generic ioc string
448 * @tmp_string: tmp string used for logging
449 * @pdev: pci pdev object
450 * @chip: memory mapped register space
451 * @chip_phys: physical addrss prior to mapping
452 * @pio_chip: I/O mapped register space
453 * @logging_level: see mpt2sas_debug.h
454 * @ir_firmware: IR firmware present
455 * @bars: bitmask of BAR's that must be configured
456 * @mask_interrupts: ignore interrupt
457 * @fault_reset_work_q_name: fw fault work queue
458 * @fault_reset_work_q: ""
459 * @fault_reset_work: ""
460 * @firmware_event_name: fw event work queue
461 * @firmware_event_thread: ""
462 * @fw_events_off: flag to turn off fw event handling
463 * @fw_event_lock:
464 * @fw_event_list: list of fw events
465 * @aen_event_read_flag: event log was read
466 * @broadcast_aen_busy: broadcast aen waiting to be serviced
155dd4c7 467 * @shost_recovery: host reset in progress
635374e7
EM		 468 * @ioc_reset_in_progress_lock:
469 * @ioc_link_reset_in_progress: phy/hard reset in progress
470 * @ignore_loginfos: ignore loginfos during task managment
471 * @remove_host: flag for when driver unloads, to avoid sending dev resets
472 * @wait_for_port_enable_to_complete:
473 * @msix_enable: flag indicating msix is enabled
474 * @msix_vector_count: number msix vectors
475 * @msix_table: virt address to the msix table
476 * @msix_table_backup: backup msix table
477 * @scsi_io_cb_idx: shost generated commands
478 * @tm_cb_idx: task management commands
479 * @transport_cb_idx: transport internal commands
480 * @ctl_cb_idx: clt internal commands
481 * @base_cb_idx: base internal commands
482 * @config_cb_idx: base internal commands
483 * @base_cmds:
484 * @transport_cmds:
485 * @tm_cmds:
486 * @ctl_cmds:
487 * @config_cmds:
488 * @base_add_sg_single: handler for either 32/64 bit sgl's
489 * @event_type: bits indicating which events to log
490 * @event_context: unique id for each logged event
491 * @event_log: event log pointer
492 * @event_masks: events that are masked
493 * @facts: static facts data
494 * @pfacts: static port facts data
495 * @manu_pg0: static manufacturing page 0
ed79f128 496 * @manu_pg10: static manufacturing page 10
635374e7
EM		 497 * @bios_pg2: static bios page 2
498 * @bios_pg3: static bios page 3
499 * @ioc_pg8: static ioc page 8
500 * @iounit_pg0: static iounit page 0
501 * @iounit_pg1: static iounit page 1
502 * @sas_hba: sas host object
503 * @sas_expander_list: expander object list
504 * @sas_node_lock:
505 * @sas_device_list: sas device object list
506 * @sas_device_init_list: sas device object list (used only at init time)
507 * @sas_device_lock:
508 * @io_missing_delay: time for IO completed by fw when PDR enabled
509 * @device_missing_delay: time for device missing by fw when PDR enabled
510 * @config_page_sz: config page size
511 * @config_page: reserve memory for config page payload
512 * @config_page_dma:
513 * @sge_size: sg element size for either 32/64 bit
514 * @request_depth: hba request queue depth
515 * @request_sz: per request frame size
516 * @request: pool of request frames
517 * @request_dma:
518 * @request_dma_sz:
519 * @scsi_lookup: firmware request tracker list
520 * @scsi_lookup_lock:
521 * @free_list: free list of request
522 * @chain: pool of chains
523 * @pending_io_count:
524 * @reset_wq:
525 * @chain_dma:
526 * @max_sges_in_main_message: number sg elements in main message
527 * @max_sges_in_chain_message: number sg elements per chain
528 * @chains_needed_per_io: max chains per io
529 * @chain_offset_value_for_main_message: location 1st sg in main
530 * @chain_depth: total chains allocated
531 * @sense: pool of sense
532 * @sense_dma:
533 * @sense_dma_pool:
534 * @reply_depth: hba reply queue depth:
535 * @reply_sz: per reply frame size:
536 * @reply: pool of replys:
537 * @reply_dma:
538 * @reply_dma_pool:
539 * @reply_free_queue_depth: reply free depth
540 * @reply_free: pool for reply free queue (32 bit addr)
541 * @reply_free_dma:
542 * @reply_free_dma_pool:
543 * @reply_free_host_index: tail index in pool to insert free replys
544 * @reply_post_queue_depth: reply post queue depth
545 * @reply_post_free: pool for reply post (64bit descriptor)
546 * @reply_post_free_dma:
547 * @reply_post_free_dma_pool:
548 * @reply_post_host_index: head index in the pool where FW completes IO
549 */
550struct MPT2SAS_ADAPTER {
551 struct list_head list;
552 struct Scsi_Host *shost;
553 u8 id;
554 u32 pci_irq;
555 char name[MPT_NAME_LENGTH];
556 char tmp_string[MPT_STRING_LENGTH];
557 struct pci_dev *pdev;
558 Mpi2SystemInterfaceRegs_t __iomem *chip;
559 unsigned long chip_phys;
560 unsigned long pio_chip;
561 int logging_level;
562 u8 ir_firmware;
563 int bars;
564 u8 mask_interrupts;
565
566 /* fw fault handler */
567 char fault_reset_work_q_name[20];
568 struct workqueue_struct *fault_reset_work_q;
569 struct delayed_work fault_reset_work;
570
571 /* fw event handler */
572 char firmware_event_name[20];
573 struct workqueue_struct *firmware_event_thread;
574 u8 fw_events_off;
575 spinlock_t fw_event_lock;
576 struct list_head fw_event_list;
577
578 /* misc flags */
579 int aen_event_read_flag;
580 u8 broadcast_aen_busy;
635374e7
EM		 581 u8 shost_recovery;
582 spinlock_t ioc_reset_in_progress_lock;
583 u8 ioc_link_reset_in_progress;
584 u8 ignore_loginfos;
585 u8 remove_host;
586 u8 wait_for_port_enable_to_complete;
587
588 u8 msix_enable;
589 u16 msix_vector_count;
590 u32 *msix_table;
591 u32 *msix_table_backup;
592
593 /* internal commands, callback index */
594 u8 scsi_io_cb_idx;
595 u8 tm_cb_idx;
596 u8 transport_cb_idx;
597 u8 ctl_cb_idx;
598 u8 base_cb_idx;
599 u8 config_cb_idx;
600 struct _internal_cmd base_cmds;
601 struct _internal_cmd transport_cmds;
602 struct _internal_cmd tm_cmds;
603 struct _internal_cmd ctl_cmds;
604 struct _internal_cmd config_cmds;
605
606 MPT_ADD_SGE base_add_sg_single;
607
608 /* event log */
609 u32 event_type[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS];
610 u32 event_context;
611 void *event_log;
612 u32 event_masks[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS];
613
614 /* static config pages */
615 Mpi2IOCFactsReply_t facts;
616 Mpi2PortFactsReply_t *pfacts;
617 Mpi2ManufacturingPage0_t manu_pg0;
618 Mpi2BiosPage2_t bios_pg2;
619 Mpi2BiosPage3_t bios_pg3;
620 Mpi2IOCPage8_t ioc_pg8;
621 Mpi2IOUnitPage0_t iounit_pg0;
622 Mpi2IOUnitPage1_t iounit_pg1;
623
624 struct _boot_device req_boot_device;
625 struct _boot_device req_alt_boot_device;
626 struct _boot_device current_boot_device;
627
628 /* sas hba, expander, and device list */
629 struct _sas_node sas_hba;
630 struct list_head sas_expander_list;
631 spinlock_t sas_node_lock;
632 struct list_head sas_device_list;
633 struct list_head sas_device_init_list;
634 spinlock_t sas_device_lock;
635 struct list_head raid_device_list;
636 spinlock_t raid_device_lock;
637 u8 io_missing_delay;
638 u16 device_missing_delay;
639 int sas_id;
640
641 /* config page */
642 u16 config_page_sz;
643 void *config_page;
644 dma_addr_t config_page_dma;
645
646 /* request */
647 u16 sge_size;
648 u16 request_depth;
649 u16 request_sz;
650 u8 *request;
651 dma_addr_t request_dma;
652 u32 request_dma_sz;
653 struct request_tracker *scsi_lookup;
654 spinlock_t scsi_lookup_lock;
655 struct list_head free_list;
656 int pending_io_count;
657 wait_queue_head_t reset_wq;
658
659 /* chain */
660 u8 *chain;
661 dma_addr_t chain_dma;
662 u16 max_sges_in_main_message;
663 u16 max_sges_in_chain_message;
664 u16 chains_needed_per_io;
665 u16 chain_offset_value_for_main_message;
666 u16 chain_depth;
667
668 /* sense */
669 u8 *sense;
670 dma_addr_t sense_dma;
671 struct dma_pool *sense_dma_pool;
672
673 /* reply */
674 u16 reply_sz;
675 u8 *reply;
676 dma_addr_t reply_dma;
677 struct dma_pool *reply_dma_pool;
678
679 /* reply free queue */
680 u16 reply_free_queue_depth;
681 u32 *reply_free;
682 dma_addr_t reply_free_dma;
683 struct dma_pool *reply_free_dma_pool;
684 u32 reply_free_host_index;
685
686 /* reply post queue */
687 u16 reply_post_queue_depth;
688 Mpi2ReplyDescriptorsUnion_t *reply_post_free;
689 dma_addr_t reply_post_free_dma;
690 struct dma_pool *reply_post_free_dma_pool;
691 u32 reply_post_host_index;
692
693 /* diag buffer support */
694 u8 *diag_buffer[MPI2_DIAG_BUF_TYPE_COUNT];
695 u32 diag_buffer_sz[MPI2_DIAG_BUF_TYPE_COUNT];
696 dma_addr_t diag_buffer_dma[MPI2_DIAG_BUF_TYPE_COUNT];
697 u8 diag_buffer_status[MPI2_DIAG_BUF_TYPE_COUNT];
698 u32 unique_id[MPI2_DIAG_BUF_TYPE_COUNT];
ed79f128 699 Mpi2ManufacturingPage10_t manu_pg10;
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EM		 700 u32 product_specific[MPI2_DIAG_BUF_TYPE_COUNT][23];
701 u32 diagnostic_flags[MPI2_DIAG_BUF_TYPE_COUNT];
702};
703
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KD		 704typedef void (*MPT_CALLBACK)(struct MPT2SAS_ADAPTER *ioc, u16 smid,
705 u8 msix_index, u32 reply);
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EM		 706
707
708/* base shared API */
ba33fadf 709extern struct list_head mpt2sas_ioc_list;
e4750c98
KD		 710void mpt2sas_base_start_watchdog(struct MPT2SAS_ADAPTER *ioc);
711void mpt2sas_base_stop_watchdog(struct MPT2SAS_ADAPTER *ioc);
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EM		 712
713int mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc);
714void mpt2sas_base_detach(struct MPT2SAS_ADAPTER *ioc);
715int mpt2sas_base_map_resources(struct MPT2SAS_ADAPTER *ioc);
716void mpt2sas_base_free_resources(struct MPT2SAS_ADAPTER *ioc);
717int mpt2sas_base_hard_reset_handler(struct MPT2SAS_ADAPTER *ioc, int sleep_flag,
718 enum reset_type type);
719
720void *mpt2sas_base_get_msg_frame(struct MPT2SAS_ADAPTER *ioc, u16 smid);
721void *mpt2sas_base_get_sense_buffer(struct MPT2SAS_ADAPTER *ioc, u16 smid);
722void mpt2sas_base_build_zero_len_sge(struct MPT2SAS_ADAPTER *ioc, void *paddr);
723dma_addr_t mpt2sas_base_get_msg_frame_dma(struct MPT2SAS_ADAPTER *ioc, u16 smid);
724dma_addr_t mpt2sas_base_get_sense_buffer_dma(struct MPT2SAS_ADAPTER *ioc, u16 smid);
725
726u16 mpt2sas_base_get_smid(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx);
727void mpt2sas_base_free_smid(struct MPT2SAS_ADAPTER *ioc, u16 smid);
7b936b02 728void mpt2sas_base_put_smid_scsi_io(struct MPT2SAS_ADAPTER *ioc, u16 smid,
635374e7 729 u16 handle);
7b936b02 730void mpt2sas_base_put_smid_hi_priority(struct MPT2SAS_ADAPTER *ioc, u16 smid);
635374e7 731void mpt2sas_base_put_smid_target_assist(struct MPT2SAS_ADAPTER *ioc, u16 smid,
7b936b02
KD		 732 u16 io_index);
733void mpt2sas_base_put_smid_default(struct MPT2SAS_ADAPTER *ioc, u16 smid);
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EM		 734void mpt2sas_base_initialize_callback_handler(void);
735u8 mpt2sas_base_register_callback_handler(MPT_CALLBACK cb_func);
736void mpt2sas_base_release_callback_handler(u8 cb_idx);
737
7b936b02
KD		 738void mpt2sas_base_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
739 u32 reply);
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EM		 740void *mpt2sas_base_get_reply_virt_addr(struct MPT2SAS_ADAPTER *ioc, u32 phys_addr);
741
742u32 mpt2sas_base_get_iocstate(struct MPT2SAS_ADAPTER *ioc, int cooked);
743
744void mpt2sas_base_fault_info(struct MPT2SAS_ADAPTER *ioc , u16 fault_code);
745int mpt2sas_base_sas_iounit_control(struct MPT2SAS_ADAPTER *ioc,
746 Mpi2SasIoUnitControlReply_t *mpi_reply, Mpi2SasIoUnitControlRequest_t
747 *mpi_request);
748int mpt2sas_base_scsi_enclosure_processor(struct MPT2SAS_ADAPTER *ioc,
749 Mpi2SepReply_t *mpi_reply, Mpi2SepRequest_t *mpi_request);
750void mpt2sas_base_validate_event_type(struct MPT2SAS_ADAPTER *ioc, u32 *event_type);
751
752/* scsih shared API */
753void mpt2sas_scsih_issue_tm(struct MPT2SAS_ADAPTER *ioc, u16 handle, uint lun,
754 u8 type, u16 smid_task, ulong timeout);
755void mpt2sas_scsih_set_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle);
756void mpt2sas_scsih_clear_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle);
757struct _sas_node *mpt2sas_scsih_expander_find_by_handle(struct MPT2SAS_ADAPTER *ioc,
758 u16 handle);
759struct _sas_node *mpt2sas_scsih_expander_find_by_sas_address(struct MPT2SAS_ADAPTER
760 *ioc, u64 sas_address);
761struct _sas_device *mpt2sas_scsih_sas_device_find_by_sas_address(
762 struct MPT2SAS_ADAPTER *ioc, u64 sas_address);
763
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KD		 764void mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
765 u32 reply);
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EM		 766void mpt2sas_scsih_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase);
767
768/* config shared API */
7b936b02
KD		 769void mpt2sas_config_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
770 u32 reply);
635374e7
EM		 771int mpt2sas_config_get_number_hba_phys(struct MPT2SAS_ADAPTER *ioc, u8 *num_phys);
772int mpt2sas_config_get_manufacturing_pg0(struct MPT2SAS_ADAPTER *ioc,
773 Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage0_t *config_page);
ed79f128
KD		 774int mpt2sas_config_get_manufacturing_pg10(struct MPT2SAS_ADAPTER *ioc,
775 Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage10_t *config_page);
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EM		 776int mpt2sas_config_get_bios_pg2(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
777 *mpi_reply, Mpi2BiosPage2_t *config_page);
778int mpt2sas_config_get_bios_pg3(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
779 *mpi_reply, Mpi2BiosPage3_t *config_page);
780int mpt2sas_config_get_iounit_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
781 *mpi_reply, Mpi2IOUnitPage0_t *config_page);
782int mpt2sas_config_get_sas_device_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
783 *mpi_reply, Mpi2SasDevicePage0_t *config_page, u32 form, u32 handle);
784int mpt2sas_config_get_sas_device_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
785 *mpi_reply, Mpi2SasDevicePage1_t *config_page, u32 form, u32 handle);
786int mpt2sas_config_get_sas_iounit_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
787 *mpi_reply, Mpi2SasIOUnitPage0_t *config_page, u16 sz);
788int mpt2sas_config_get_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
789 *mpi_reply, Mpi2IOUnitPage1_t *config_page);
790int mpt2sas_config_set_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
5b768581 791 *mpi_reply, Mpi2IOUnitPage1_t *config_page);
635374e7
EM		 792int mpt2sas_config_get_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
793 *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, u16 sz);
794int mpt2sas_config_get_ioc_pg8(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
795 *mpi_reply, Mpi2IOCPage8_t *config_page);
796int mpt2sas_config_get_expander_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
797 *mpi_reply, Mpi2ExpanderPage0_t *config_page, u32 form, u32 handle);
798int mpt2sas_config_get_expander_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
799 *mpi_reply, Mpi2ExpanderPage1_t *config_page, u32 phy_number, u16 handle);
800int mpt2sas_config_get_enclosure_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
801 *mpi_reply, Mpi2SasEnclosurePage0_t *config_page, u32 form, u32 handle);
802int mpt2sas_config_get_phy_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
803 *mpi_reply, Mpi2SasPhyPage0_t *config_page, u32 phy_number);
804int mpt2sas_config_get_phy_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
805 *mpi_reply, Mpi2SasPhyPage1_t *config_page, u32 phy_number);
806int mpt2sas_config_get_raid_volume_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
807 *mpi_reply, Mpi2RaidVolPage1_t *config_page, u32 form, u32 handle);
808int mpt2sas_config_get_number_pds(struct MPT2SAS_ADAPTER *ioc, u16 handle, u8 *num_pds);
809int mpt2sas_config_get_raid_volume_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
810 *mpi_reply, Mpi2RaidVolPage0_t *config_page, u32 form, u32 handle, u16 sz);
811int mpt2sas_config_get_phys_disk_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
812 *mpi_reply, Mpi2RaidPhysDiskPage0_t *config_page, u32 form,
813 u32 form_specific);
814int mpt2sas_config_get_volume_handle(struct MPT2SAS_ADAPTER *ioc, u16 pd_handle,
815 u16 *volume_handle);
816int mpt2sas_config_get_volume_wwid(struct MPT2SAS_ADAPTER *ioc, u16 volume_handle,
817 u64 *wwid);
635374e7
EM		 818/* ctl shared API */
819extern struct device_attribute *mpt2sas_host_attrs[];
820extern struct device_attribute *mpt2sas_dev_attrs[];
821void mpt2sas_ctl_init(void);
822void mpt2sas_ctl_exit(void);
7b936b02
KD		 823void mpt2sas_ctl_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
824 u32 reply);
635374e7 825void mpt2sas_ctl_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase);
7b936b02
KD		 826void mpt2sas_ctl_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
827 u32 reply);
635374e7
EM		 828void mpt2sas_ctl_add_to_event_log(struct MPT2SAS_ADAPTER *ioc,
829 Mpi2EventNotificationReply_t *mpi_reply);
830
831/* transport shared API */
7b936b02
KD		 832void mpt2sas_transport_done(struct MPT2SAS_ADAPTER *ioc, u16 smid,
833 u8 msix_index, u32 reply);
635374e7
EM		 834struct _sas_port *mpt2sas_transport_port_add(struct MPT2SAS_ADAPTER *ioc,
835 u16 handle, u16 parent_handle);
836void mpt2sas_transport_port_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address,
837 u16 parent_handle);
838int mpt2sas_transport_add_host_phy(struct MPT2SAS_ADAPTER *ioc, struct _sas_phy
839 *mpt2sas_phy, Mpi2SasPhyPage0_t phy_pg0, struct device *parent_dev);
840int mpt2sas_transport_add_expander_phy(struct MPT2SAS_ADAPTER *ioc, struct _sas_phy
841 *mpt2sas_phy, Mpi2ExpanderPage1_t expander_pg1, struct device *parent_dev);
cc0f5207 842void mpt2sas_transport_update_links(struct MPT2SAS_ADAPTER *ioc, u16 handle,
635374e7
EM		 843 u16 attached_handle, u8 phy_number, u8 link_rate);
844extern struct sas_function_template mpt2sas_transport_functions;
845extern struct scsi_transport_template *mpt2sas_transport_template;
34a03bef
KD		 846extern int scsi_internal_device_block(struct scsi_device *sdev);
847extern int scsi_internal_device_unblock(struct scsi_device *sdev);
635374e7
EM		 848
849#endif /* MPT2SAS_BASE_H_INCLUDED */
Linux kernel - Deliverables
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